Rosemead · Zoning · M-1
Rosemead M-1 zoning: height, setbacks and lot size
In Rosemead's M-1 zone, buildings can be up to 75 ft tall, the front setback is 10 ft and the minimum lot size is 1 acre (Rosemead code, read October 2026).
Key points
- Maximum building height: 75 ft
- Minimum front setback: 10 ft
- Minimum side setback: None required
- Minimum rear setback: None required
- Minimum lot size: 1 acre
M-1 is a zoning district in Rosemead. Every value below was read from the Rosemead Municipal Code and links to its section (read October 2026). State laws such as the ADU and SB 9 rules can allow more on a residential lot. General information, not legal advice — read the code text and check with the city before you build.
Development standards in M-1
The general rule for a typical lot in this zone. Zoning tables often attach notes, such as rules for corner lots, lots next to a residential zone, or new subdivisions only. Open “code text” under a value to see the table cell or sentence it was read from.
| Maximum building height | 75 ft § 17.20.030 · code textTable row “Height”, column “M-1”: 75 ft. |
|---|---|
| Minimum front setback | 10 ft § 17.20.030 · code textTable row “Street Frontage”, column “M-1”: 10 ft. |
| Minimum side setback | None required § 17.20.030 · code textTable row “Side”, column “M-1”: None |
| Minimum rear setback | None required § 17.20.030 · code textTable row “Rear”, column “M-1”: None |
| Minimum lot size | 1 acre § 17.20.030 · code textTable row “Minimum Lot Area”, column “M-1”: 1 acre |
Uses in M-1
Uses the code's use tables allow in M-1, or allow with a permit. Each links to its page with the code section.
- Rooming or boarding house — Needs a conditional use permit
When a different number applies
The code sets other values for particular lots, buildings or locations in M-1:
- Minimum front setback: 15 ft — Front adjoining residential zone § 17.20.030
Not on this page
We did not find a general stories, lot coverage, FAR, density limit for M-1 in the zoning tables we read. The code may still set one elsewhere — check the Rosemead Municipal Code.
Other Rosemead zoning districts
Who this affects
Frequently asked questions
What is the maximum building height in Rosemead's M-1 zone?
75 ft — Rosemead Municipal Code § 17.20.030.
What is the minimum front setback in Rosemead's M-1 zone?
10 ft — Rosemead Municipal Code § 17.20.030.
What is the minimum side setback in Rosemead's M-1 zone?
None required — Rosemead Municipal Code § 17.20.030.
What is the minimum rear setback in Rosemead's M-1 zone?
None required — Rosemead Municipal Code § 17.20.030.
What is the minimum lot size in Rosemead's M-1 zone?
1 acre — Rosemead Municipal Code § 17.20.030.
General information, not legal advice.
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